Home / 2,006.41-2,768.87-1,122.26

Finding the Fourth Proportional to 2,006.41, 2,768.87 and 1,122.26

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Solution

The fourth proportional to 2,006.41, 2,768.87 and 1,122.26 is: 1,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.41 : 2,768.87 = 1,122.26 : x
  2. Step 2: Convert to fraction form
    2,006.41/2,768.87 = 1,122.26/x
  3. Step 3: Cross multiply
    2,006.41x = 2,768.87 × 1,122.26
  4. Step 4: Simplify right side
    2,006.41x = 3,107,386.43
  5. Step 5: Solve for x
    x = 3,107,386.43/2,006.41
  6. Step 6: Final answer
    x = 1,548.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.